Pith Number

pith:6G7ET4M7

pith:2008:6G7ET4M72HI5BZPBGSCFHRUQ7E

not attested not anchored not stored refs pending

A New Training Protocol for Channel State Estimation in Wireless Relay Networks

Ahmet H. Kayran, Cenk M. Yetis

arxiv:0811.0935 v5 · 2008-11-06 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6G7ET4M72HI5BZPBGSCFHRUQ7E}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:31:31.422275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1be49f19fd1d1d0e5e1348453c690f9164666ad25009bf5de577955f7d3e7ed

Aliases

arxiv: 0811.0935 · arxiv_version: 0811.0935v5 · doi: 10.48550/arxiv.0811.0935 · pith_short_12: 6G7ET4M72HI5 · pith_short_16: 6G7ET4M72HI5BZPB · pith_short_8: 6G7ET4M7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6G7ET4M72HI5BZPBGSCFHRUQ7E \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f1be49f19fd1d1d0e5e1348453c690f9164666ad25009bf5de577955f7d3e7ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1ff83ddaa5e0277bd117dc05ea6e38f57c8285eb0a3c20d67584b6cefd4b55a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-11-06T13:05:30Z",
    "title_canon_sha256": "3000cb3a746b36cb26956d0a9597a8a209a68427ca504113860cda2774bb160b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.0935",
    "kind": "arxiv",
    "version": 5
  }
}